import{mapGetters}from 'vuex'
export default{
	computed:{
		...mapGetters('m_cart',['total'])
	},
	watch:{
		total(){
			this.setBadge()
		}
	},
	onShow(){
		this.setBadge()
	},
	methods:{
			setBadge(){
				uni.setTabBarBadge({
					index:2,
					text:this.total+''
				})
			}
		}
}